# CORE by Stay Sharp vs iSkateCoach

The clearest difference is monetization model: iSkateCoach at free with in-app purchases against CORE by Stay Sharp's subscription. iSkateCoach also leads on iOS requirement (15.1 vs 17.6). CORE by Stay Sharp's advantage is ads (none vs shown). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. CORE by Stay Sharp sells 2 in-app purchases, starting at $8.99 per month and iSkateCoach sells 1 in-app purchase, starting at $9.95 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for CORE by Stay Sharp against 5.0 for iSkateCoach. Both are backed by a comparable volume of ratings — 4 and 9 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

CORE by Stay Sharp ships an update every 4 weeks, iSkateCoach every 3 weeks. Both last shipped on November 14, 2026.

## The numbers

| Metric | CORE by Stay Sharp | iSkateCoach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/core-by-stay-sharp/id6450906479/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/iskatecoach/id6503051277/reviews) |
| Number of ratings | 4 | **9** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 608 MB | 88 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mark Fitzgerald](https://appshunter.io/developer/477164822) | [iSkateCoach](https://appshunter.io/developer/1747888277) |

## What reviewers say

### CORE by Stay Sharp

[App page](https://appshunter.io/ios/app/core-by-stay-sharp/id6450906479)

This app serves as a comprehensive resource for figure skating, offering video demonstrations, tutorials, and diagrams. It's designed to support skaters, coaches, and parents in their figure skating journey, from beginner to advanced levels.

**Highlights:** Video demonstrations, Tutorials, Diagrams, Resource center, Skater guidance, Coach support

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Core by RTI | $8.99 | per month |
| Core by RTI | $89.99 | per year |


### iSkateCoach

[App page](https://appshunter.io/ios/app/iskatecoach/id6503051277)

Learn ice skating with detailed video tutorials and online courses from experienced coaches. Track your progress, connect with a community of skaters, and access free content with optional paid subscriptions for more features.

**Highlights:** Detailed video tutorials, Online courses from coaches, Progress tracking, Community forum, Offline sync (paid), Free content access

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iSkateCoach Subscriber | $9.95 | per month |


## Frequently asked questions

### Is CORE by Stay Sharp free?

CORE by Stay Sharp is free to download, with in-app purchases available.

### Is iSkateCoach free?

iSkateCoach is free to download, with in-app purchases available.

### Which has better reviews, CORE by Stay Sharp or iSkateCoach?

CORE by Stay Sharp and iSkateCoach are both rated 5.0 out of 5 on the App Store, from 4 and 9 ratings respectively.

### Do CORE by Stay Sharp or iSkateCoach have ads?

iSkateCoach shows ads; CORE by Stay Sharp does not.

### Which is updated more often, CORE by Stay Sharp or iSkateCoach?

CORE by Stay Sharp ships an update every 4 weeks, and iSkateCoach every 3 weeks. Most recently, CORE by Stay Sharp was updated on November 14, 2026 and iSkateCoach on November 14, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*